:root{--accent: #0b63ce;--accent-ink: #ffffff;--bg: #f6f7f9;--surface: #ffffff;--line: #e3e6ea;--ink: #1c2024;--ink-soft: #667085;--ok: #027a48;--warn: #b54708;--bad: #b42318;--radius: 8px;--gap: 1rem;--shadow: 0 1px 2px rgba(16, 24, 40, .04), 0 1px 3px rgba(16, 24, 40, .06);color-scheme:light}*{box-sizing:border-box}body{margin:0;font:15px/1.55 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink)}a{color:var(--accent)}code,.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.875em}.shell{display:grid;grid-template-columns:220px 1fr;min-height:100vh}.sidebar{background:var(--surface);border-right:1px solid var(--line);padding:1.25rem 0;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:.6rem;padding:0 1.25rem 1.25rem;font-weight:650;font-size:1.05rem}.brand img{max-height:28px;max-width:120px}.nav{display:flex;flex-direction:column;gap:2px;padding:0 .75rem}.nav a{display:block;padding:.5rem .7rem;border-radius:6px;color:var(--ink);text-decoration:none;font-weight:500}.nav a:hover{background:var(--bg)}.nav a.active{background:var(--accent);color:var(--accent-ink)}.sidebar-foot{margin-top:auto;padding:1rem 1.25rem 0;border-top:1px solid var(--line);font-size:.8rem;color:var(--ink-soft)}.main{padding:1.75rem 2rem;min-width:0}.page-head{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;margin-bottom:1.25rem}h1{font-size:1.35rem;margin:0}h2{font-size:1.05rem;margin:1.75rem 0 .6rem}.sub{color:var(--ink-soft);margin:.25rem 0 0;font-size:.9rem}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.1rem 1.25rem;margin-bottom:var(--gap)}.grid{display:grid;gap:var(--gap);grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.stat .value{font-size:1.9rem;font-weight:650;line-height:1.1}.stat .label{color:var(--ink-soft);font-size:.85rem;margin-top:.2rem}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:.9rem}th,td{text-align:left;padding:.55rem .6rem;border-bottom:1px solid var(--line);vertical-align:top}th{color:var(--ink-soft);font-weight:600;white-space:nowrap}tbody tr:hover{background:var(--bg)}.pill{display:inline-block;padding:.12rem .5rem;border-radius:999px;font-size:.78rem;font-weight:600;white-space:nowrap}.pill.ok{background:#ecfdf3;color:var(--ok)}.pill.warn{background:#fffaeb;color:var(--warn)}.pill.bad{background:#fef3f2;color:var(--bad)}.pill.mute{background:var(--bg);color:var(--ink-soft)}.dot{display:inline-block;width:.55rem;height:.55rem;border-radius:50%;margin-right:.4rem}.dot.ok{background:var(--ok)}.dot.warn{background:var(--warn)}.dot.bad{background:var(--bad)}button,.button{font:inherit;font-weight:600;padding:.45rem .85rem;border:1px solid transparent;border-radius:6px;background:var(--accent);color:var(--accent-ink);cursor:pointer}button:disabled{opacity:.55;cursor:not-allowed}button.secondary{background:var(--surface);color:var(--ink);border-color:var(--line)}button.danger{background:var(--bad)}button.small{padding:.25rem .6rem;font-size:.82rem}input,select,textarea{font:inherit;width:100%;padding:.5rem .6rem;border:1px solid #cbd2d9;border-radius:6px;background:var(--surface);color:inherit}label{display:block;font-weight:600;font-size:.85rem;margin:.9rem 0 .3rem}.row{display:flex;gap:.6rem;align-items:center;flex-wrap:wrap}.spacer{flex:1}.banner{padding:.7rem .9rem;border-radius:6px;margin-bottom:var(--gap);font-size:.9rem}.banner.bad{background:#fef3f2;color:var(--bad);border:1px solid #fda29b}.banner.warn{background:#fffaeb;color:var(--warn);border:1px solid #fec84b}.banner.info{background:var(--bg);color:var(--ink-soft);border:1px solid var(--line)}.empty{text-align:center;padding:2.5rem 1.5rem;color:var(--ink-soft)}.empty h3{margin:0 0 .4rem;color:var(--ink);font-size:1rem}.empty p{margin:0 auto;max-width:34rem}.login-wrap{min-height:100vh;display:grid;place-items:center;padding:2rem 1rem}.login-card{width:100%;max-width:22rem}.login-card .brand{justify-content:center;padding-bottom:1rem}.traffic{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.82rem}.traffic .line{display:grid;grid-template-columns:68px 88px 1fr;gap:.6rem;padding:.3rem .5rem;border-bottom:1px solid var(--line)}.traffic .line.fault{background:#fef3f2}.traffic .line.warn{background:#fffaeb}.traffic .flow{color:var(--ink-soft)}.traffic .detail{color:var(--ink-soft);word-break:break-word}@media (max-width: 800px){.shell{grid-template-columns:1fr}.sidebar{border-right:0;border-bottom:1px solid var(--line)}.nav{flex-direction:row;flex-wrap:wrap}.main{padding:1.25rem 1rem}}